1. Department of Dermatology Medical Center – University of Freiburg Faculty of Medicine University of Freiburg Germany
2. Department of Dermatology and Allergology and EB Haus Austria University Hospital of the Paracelsus Medical University Salzburg Austria
3. Department of Dermatology Necker Hospital des Enfants Malades University Paris‐Centre APHP 5 Paris France
4. University Medical Center Groningen University of Groningen Groningen the Netherlands
5. Vanderbilt University School of Medicine, Nashville, TN, USA; National Epidermolysis Bullosa Registry Nashville TN USA
6. Heart of England Foundation Trust Birmingham UK
7. INSERM UMR1163, Imagine Institute, Department of Genetics, Necker hospital for sick children Paris University Paris France
8. Stanford University School of Medicine Stanford Palo Alto Veterans Affairs Medical Center CA USA
9. Dermatology Department Great Ormond Street Hospital for Children NHS Foundation Trust London UK
10. St John's Institute of Dermatology King's College London and Guy's and St Thomas’ NHS Foundation Trust London UK
11. Birmingham Children's Hospital and University of Birmingham UK
12. St George Hospital and University of New South Wales Sydney Australia
13. DEBRA Chile Facultad de Medicina Clinica Alemana–Universidad del Desarrollo Santiago Chile
14. Department of Pediatric Dermatology University Children's Hospital Zürich Zürich Switzerland
15. Division of Dermatology Tel Aviv Sourasky Medical Center and Sackler Faculty of Medicine Tel Aviv University Tel Aviv Israel
16. Dermatology Department University of Osaka Osaka Japan
17. Thomas Jefferson University Philadelphia PA USA
18. University of Southern California Los Angeles CA USA
19. Dermatology Unit Bambino Gesù Children's Hospital Rome Italy